This math topic focuses on subtracting fractions with unlike denominators where answers are not simplified. It is part of an advanced unit on fraction addition and subtraction. Each problem presents a pair of fractions to subtract, each with different denominators, and multiple choice answers are provided. No simplification of answers is required after performing the subtraction, emphasizing understanding and applying the concept of finding a common denominator to combine fractions correctly without further reducing the results. This helps build foundational skills in fraction operations and common denominators.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

more
View

Fraction Subtraction - Basic (No Simplifying Answers) - Two Changed Denominators Worksheet

Mobius Math Academy logo
Fraction Subtraction - Basic (No Simplifying Answers) - Two Changed Denominators
1
Subtract these fractions, but don't simplify the answer
A LaTex expression showing 1 over 2 - 1 over 7
a A LaTex expression showing 5 over 14
b A LaTex expression showing 14 over 14
c A LaTex expression showing 28 over 14
d A LaTex expression showing 0
e A LaTex expression showing 2 over 14
f A LaTex expression showing 4 over 14
2
Subtract these fractions, but don't simplify the answer
A LaTex expression showing 1 over 5 - 1 over 7
a A LaTex expression showing 10 over 35
b A LaTex expression showing 2 over 35
c A LaTex expression showing 21 over 35
d A LaTex expression showing 46 over 35
e A LaTex expression showing 35 over 35
f A LaTex expression showing 70 over 35
3
Subtract these fractions, but don't simplify the answer
A LaTex expression showing 1 over 2 - 1 over 11
a A LaTex expression showing 14 over 22
b A LaTex expression showing 4 over 22
c A LaTex expression showing 9 over 22
d A LaTex expression showing 13 over 22
e A LaTex expression showing 88 over 22
f A LaTex expression showing 22 over 22
4
Subtract these fractions, but don't simplify the answer
A LaTex expression showing 1 over 3 - 1 over 5
a A LaTex expression showing 11 over 15
b A LaTex expression showing 2 over 15
c A LaTex expression showing 1 over 15
d A LaTex expression showing 22 over 15
e A LaTex expression showing 10 over 15
f A LaTex expression showing 15 over 15
5
Subtract these fractions, but don't simplify the answer
A LaTex expression showing 1 over 3 - 1 over 11
a A LaTex expression showing 2 over 33
b A LaTex expression showing 33 over 33
c A LaTex expression showing 49 over 33
d A LaTex expression showing 1 over 33
e A LaTex expression showing 22 over 33
f A LaTex expression showing 8 over 33
6
Subtract these fractions, but don't simplify the answer
A LaTex expression showing 1 over 7 - 1 over 11
a A LaTex expression showing 4 over 77
b A LaTex expression showing 154 over 77
c A LaTex expression showing 115 over 77
d A LaTex expression showing 17 over 77
e A LaTex expression showing 22 over 77
f A LaTex expression showing 0
7
Subtract these fractions, but don't simplify the answer
A LaTex expression showing 1 over 3 - 1 over 7
a A LaTex expression showing 6 over 21
b A LaTex expression showing 2 over 21
c A LaTex expression showing 35 over 21
d A LaTex expression showing 1 over 21
e A LaTex expression showing 4 over 21
f A LaTex expression showing 42 over 21
8
Subtract these fractions, but don't simplify the answer
A LaTex expression showing 1 over 2 - 1 over 5
a A LaTex expression showing 7 over 10
b A LaTex expression showing 5 over 10
c A LaTex expression showing 3 over 10
d A LaTex expression showing 15 over 10
e A LaTex expression showing 1 over 10
f A LaTex expression showing 10 over 10